collect_predictions     Obtain and format results produced by racing
                        functions
control_race            Control aspects of the grid search racing
                        process
control_sim_anneal      Control aspects of the simulated annealing
                        search process
plot_race               Plot racing results
show_best.tune_race     Investigate best tuning parameters
tune_race_anova         Efficient grid search via racing with ANOVA
                        models
tune_race_win_loss      Efficient grid search via racing with win/loss
                        statistics
tune_sim_anneal         Optimization of model parameters via simulated
                        annealing
